Installation Manual
SiBE12-908
63
Installation / Operation Manual
Indoor Unit Installation
• Left-side piping
• Left-back piping
• Left-bottom piping
1) Replace the drain plug and drain hose. (How to replace the drain plug and drain hose.)
2) Pull in the refrigerant piping and lay it so that it matches the liquid and gas piping marked on the
mounting plate.
3) Hook the indoor unit onto the
mounting plate.
4) Connect the pipes. If it is difficult to do, remove the front grille first.
5) Wrap the insulation on the piping
with insulation tape. If you are not
replacing the drain hose, store it
in the location shown as right
figure.
6) While exercising care so that the inter-unit wiring do not catch indoor
unit, press the bottom edge of indoor unit with both hands until it is firmly
caught by the mounting plate hooks. Secure indoor unit to the mounting
plate with screws (M4 × 12L).
5-3.Wall embedded piping.
Follow the instructions given under
1) Insert the drain hose to this depth so it won’t be pulled out of the drain
pipe.
11
Humidifying hose
Drain hose
Cut out the
piping-through hole.
Refrigerant pipe
Refrigerant pipe
Refrigerant pipe
Cut out the
piping-through hole.
Humidifying hose
A
A
Drain hose
Caulk this hole
with putty or
caulking material.
Bind with
plastic tape.
Mounting plate
A
Wrap insulating tape around the bent portion
of refrigerant pipe.
Overlap at least half the width of the tape
with each turn.
Inter-unit wiring
Drain hose
Bottom frame
Mounting
plate
A
Refrigerant
pipes
M4 × 12L (2 point)
H
Left-side, left-back, or left-bottom piping
.
Insert the drain hose
to this depth so it
won’t be pulled out
of drain pipe.
50mm
or more
Outer wall
Inner wall
Drain hose
Vinyl chloride
drain pipe
(VP-30)